Area of an isosceles triangle

The area of the isosceles triangle is (5)/(4)sqrt11cm^(2) if the perimeter is 11 cm and the base is 5 cm.

The ratio of the area of two isosceles triangles having the same vertical angle (i.e. angle between equal sides) is 1:4. The ratio of their heights is

Find the area and perimeter of an isosceles triangle whose equal sides are 5 cm each and base is 6 cm .

The altitude drawn to the base of an isosceles triangle is 8cm and the perimeter is 32cm. Find the area of the triangle.

The lateral sides of an isosceles triangle with vertex angle 90^(@) are 12cm each.Find the area of the triangle and hence its base

The lateral sides of an isosceles triangle with vertex angle 60^(@) are 12cm each.Find the area of the triangle and hence its base.

The base of an isosceles triangle measures 80cm and its area is 360cm^(2). Find the perimeter of the triangle.

The base of an isosceles triangle is 48 cm and one of its equal sides is 30 cm. Find the area of the triangle